Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.02
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 0.71 -0.375 -0.27
Prot (kg) -0.01 -0.441 0.00
Fertility Sub Index 5.80
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.29 1.117 1.44
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.08
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.71 -0.432 1.60
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price